Useful bike tool
Nice app, clean hi with no annoying ads. Could a chain length calculation be added?
Free
About
Instantly analyze your bicycle's drivetrain performance. Calculate gear ratios, speed at any cadence, and climbing limits based on your bike's components and power output. Ideal for cyclists planning rides or optimizing their setup.
✓Gear ratio calculation
✓Speed at any cadence
✓Climbing limit analysis
✓Rideability assessment for hills
✓Drivetrain optimization
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What's New in Bike Gear Ratio Analyzer
1.3
January 26, 2026
Updated with new features including a chain length estimator and a CdA analyzer.
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FAQ
What are the main benefits of using Bike Gear Ratio Analyzer?
Bike Gear Ratio Analyzer helps you take the guesswork out of gearing. It provides instant, real-world insight into your drivetrain's limits, aiding in race planning, bike building, and component selection.
What information do I need to input into Bike Gear Ratio Analyzer?
To use the app, you need to enter your chainrings, cassette, wheel size, power output, and preferred cadence. This data allows for accurate calculations of gear ratios, speed, and climbing limits.
Can Bike Gear Ratio Analyzer help me determine if I can climb a specific hill?
Yes, the app can calculate your climbing limits based on gradient and power, and determine whether a specific hill is rideable at your minimum cadence. This helps you plan your rides more confidently.
What types of cyclists is Bike Gear Ratio Analyzer designed for?
The app is perfect for road cyclists, gravel riders, mountain bikers, and triathletes. Mechanics can also use it to select the optimal drivetrain before hitting the road or trail.
How often is Bike Gear Ratio Analyzer updated?
The latest version, 1.3, was released on January 26, 2026. The app is actively maintained, with updates aimed at improving its functionality and accuracy for cyclists.
What devices is Bike Gear Ratio Analyzer compatible with?
Bike Gear Ratio Analyzer is available for both iPhone and iPad, making it accessible to a wide range of Apple device users.
Does Bike Gear Ratio Analyzer have ads?
No, Bike Gear Ratio Analyzer is ad-free. You can use all its features without any interruptions from advertisements.
What is the user rating for Bike Gear Ratio Analyzer?
The app has received a high rating of 5.0 stars from 2 ratings, indicating strong user satisfaction with its performance and features.